Pesticide Residues in Coastal Tropical Ecosystems: Distribution, fate and effects - Chapter 4 pot

... 74. 4 682.6 776 .4 19 94 479.3 286.5 84. 5 43 2.8 1,283.1 1993 42 8.7 272.2 64. 1 44 1.8 1,206.8 1992 505.0 228.5 101.7 45 7.1 1,292.3 1991 202.2 146 .8 41 .8 223.8 6 14. 6 1990 260.3 159 .4 55.6 169.2 644 .5 1989 ... metabolism and persistence of 14 C-DDT and 14 C-chlorpyrifos residues in sediment and fish in a model ecosystem. In: Proc. 7th Int Conf in Africa a...

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... Dieldrin 0.2–0.5 Meier et al., 1983 Basin, Perak β-HCH 0.1–0.9 γ-HCH 0.1–0.6 Aldrin 0.1–1.8 Sediment Dieldrin 0.8 4. 7 β-HCH 0.6–8.0 γ-HCH 0 .4 0.8 Aldrin 0.1 Rice-field Dieldrin 6.6–2 .49 fish α-Chlordane ... fish culture in pond and disused mining pools 5,7 54 Cockle culture in mudflats 5, 041 Penaeid prawn culture in brackish water ponds 1,878 Marine finfish in floating net ca...

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... 19 94 1995 1996 1997 hectares of cultivated land (M) 44 1.8 44 5.7 44 1.6 44 6.9 41 8.8 43 8.1 kg of a.i. per hectare 12.8 12 .4 15 .4 13.2 17.3 20.5 kg formulated pesticide per ha 29.5 28.1 31.7 30.9 34. 6 ... near coastal areas Pre-planting runoff, erosion non-point weed control: herbicides soil insects: insecticides Post-planting aerial drift non-point soil and stem insects:...

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... DDE, and lindane in Kenyan soils 71 5.1 Pesticide residues in marine, estuarine, and fresh waters of India 98 5.2 OC pesticide residues in plankton samples from Indian waters 100 5.3 Pesticide residues ... Pesticide residues in marine, estuarine and freshwater sediments of India 1 04 5 .4 OC pesticide and PCB residues in bivalves from Indian waters 107...

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... Ghana. PESTICIDE RESIDUES IN BIOTA AND NON BIOTIC MATRICES IN THE INLAND, COASTAL, AND MARINE ECOSYSTEMS OF GHANA OC residues in the interior of Ghana Osafo Acquaah (1997) measured lindane and endosulfan ... landholders. Ghana’s land use includes 12 percent in arable land, 7 percent in permanent crops, 22 percent in permanent pastures and 35 percent in forests an...

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... 2.28 4. 12 30 .48 16/F 58. 04 8.23 21.97 – 13.50 12 .47 88.71 17/F 35.82 0.66 20. 04 1.26 4. 95 4. 37 31.28 18/F 17.69 0.90 36.65 – 3.91 3. 94 45 .40 19/F 82.99 0.52 14. 73 – 3.13 3.03 21 .41 20/F 6.80 0. 24 ... DDT DDT Dieldrin Croc. b egg Sinamwenda 0.69 0. 54 0 .40 11. 64 0.01 Croc. egg Sinamwenda 0 .49 0.17 0. 24 0.9 0.03 Croc. egg Sinamwenda 0 .41 0. 24 0.30 0.95 0.09 Croc...

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... consumption for granular and conventional products since 1972 and 1973. With the lifting of subsidies beginning in 19 74 and ending in 1979, there was a sharp decline in the consumption of pesticides. Subsequently use ... 14 C-DDT in the model ecosystem were analyzed at 0, 2, 4, and 24 h, 6 d, 14 d and 30 d to determine the fate and distribution of 14 C-DDT re...

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... 39(6):913–23. Sun Jing-he, Zhang Yong-xi, Chen Zi-yuan and Li Xin-min. 1986a. Dynamics of degra- dation and residue of 14 C-fenvalerate in flooded paddy soils. Yuan Zi Neng Nong Ye Ying Yong or (Application ... Energy in Agriculture) (3):8– 14 (in Chinese; English abstract). *Sun Jing-he, Zhang Yong-xi, Chen Zi-yuan and Li Xin-min. 1986b. Yuan Zi Neng Nong Ye Ying Yong or (Appl...

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... soil Simazine 2 .4 12.7 Atrazine 0 .41 1.5 Ametryn 4. 04 7.71 Carbofuran 0.29 1. 54 Bromacil 2.89 23.9 Prometryn 4. 47 29.98 Pirimiphos-ethyl 29.3 54. 9 Source: Dierksmeier, forthcoming. Note: a Determined ... water beyond the MRLs while in crops, most pesticide residues are found in compliance with national and international standards. In agricultural soils and in inland...

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... (0.8) 14, 567 (2.9) 49 6,659 22.97 St Vincent b 387, 644 (87.9) 43 ,011 (9.7) 10,102 (2.3) 1 (0.0002) 949 (0.2) 44 1,1 94 37 .48 Trinidad b 171,280 ( 24. 3) 333,9 84 (47 .4) 27 ,44 3 (3.9) – 172 ,41 3 ( 24. 5) ... credit for initiating and implementing pesticide awareness programs in the Commonwealth Caribbean during the 1970s and 1980s through printed and electronic media, se...

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